Home / 43,575.26-65,373.75-12,410.51

Finding the Fourth Proportional to 43,575.26, 65,373.75 and 12,410.51

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Solution

The fourth proportional to 43,575.26, 65,373.75 and 12,410.51 is: 18,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,575.26 : 65,373.75 = 12,410.51 : x
  2. Step 2: Convert to fraction form
    43,575.26/65,373.75 = 12,410.51/x
  3. Step 3: Cross multiply
    43,575.26x = 65,373.75 × 12,410.51
  4. Step 4: Simplify right side
    43,575.26x = 811,321,251.24
  5. Step 5: Solve for x
    x = 811,321,251.24/43,575.26
  6. Step 6: Final answer
    x = 18,618.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.